/*On timer tick event, read the message from the serial port. If it is a float, update the temperature label. Otherwise,
* update the garbage label and panel with appropriate text and color depicting the garbage status based on the text from the serial port*/
private void timerUpdate_Tick(object sender, EventArgs e)
{
if (TempAndLightPort.BytesToRead > 0)
{
string message = TempAndLightPort.ReadLine();
message = message.Trim();
float RealTemp;
if (float.TryParse(message, out RealTemp))//see if message is float (only temperature can be converted to int)
{
lblTemperature.Text = "Temperature: " + RealTemp + " °C";
}
switch (message) //filter message for strings
{
case "LIGHT_DETECTED":
{
pnlGarbage.BackColor = Color.PaleGreen;
lblGarbage.Text = "Garbage has been set out!";
}
break;
case "NO_LIGHT_DETECTED":
{
pnlGarbage.BackColor = Color.Yellow;
lblGarbage.Text = "Garbage is not set out yet.";
}
break;
}
}
}
/**/
private void PlBorder_MouseDown(object sender, MouseEventArgs e)
{
ReleaseCapture(); //controls mouse pressed
SendMessage(Handle, 0x112, 0xf012, 0);
}
/*method makes sure to close the port if it is open when exiting the program*/
private void HMU_Mainform_FormClosing(object sender, FormClosingEventArgs e)
{
if (TempAndLightPort.IsOpen)
{
TempAndLightPort.Close();
}
}
